<!DOCTYPE html>
<html lang="en">
  <head>
    <meta charset="UTF-8" />
    <meta http-equiv="X-UA-Compatible" content="IE=edge" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
    <title>tab</title>
  </head>
  <body>
    <style>
      * {
        margin: 0px;
        padding: 0px;
        box-sizing: border-box;
      }
      #app {
        width: 100%;
        height: 100vh;
        position: relative;
      }
    </style>
    <noscript>You need to enable JavaScript to run this app.</noscript>
    <div id="root"></div>
  </body>
</html>
